package cn.edu.scau.cmi.dengzejun.chapter04;

public class Letter {
	public static void main(String agr[]) {
		for (char x='a';x<='z';x++) {
			System.out.println(x);
		}
		System.out.println();
		for (char x='A';x<='Z';x++) {
			System.out.println(x);
		}
	}
}
